| 
				 Model  | 
			
				 EM231 8 inputs Thermocouple  | 
		
| 
				 Product Description  | 
			
				 8AI; Thermocouple temperature measurement modules; Resolution:16bits Optical isolation; high immunity;stable  | 
		
| 
				 Technical Specification  | 
		|
| 
				 From bus current consumption  | 
			
				 107mA  | 
		
| 
				 From L+ current consumption  | 
			
				 60mA  | 
		
| 
				 Power loss  | 
			
				 2.1W  | 
		
| 
				 Number of analog inputs  | 
			
				 8  | 
		
| 
				 Signal input type·  | 
			
				 Floating Thermocouple  | 
		
| 
				 Common-mode rejection  | 
			
				 >120dB@120V AC  | 
		
| 
				 Wire loop resistance(Max)  | 
			
				 100 Ω  | 
		
| 
				 Module update time  | 
			
				 810ms  | 
		
| 
				 Data word format  | 
			
				 Voltage:+27648~+27648  | 
		
| 
				 Input range  | 
			
				 Type· E,J,K,N,R,S,T Voltage range:±80mV  | 
		
| 
				 Measuring principle  | 
			
				 Sigma→delta  | 
		
| 
				 Resolution  | 
			
				 15+1 Sign bit  | 
		
| 
				 Basic error  | 
			
				 0.1%FS  | 
		
| 
				 Isolation (field to logic)  | 
			
				 >3000V  | 
		
| 
				 24VDC supply voltage range  | 
			
				 20.4~28.8V DC  | 
		
| 
				 Dimensions(W x H x D)(mm)  | 
			
				 71.2×80×62  | 
		
| 
				 Order Number  | 
			
				 231-7PH22-0XA0  | 
		
	